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🌊 Marine 🌡️ Deep-water

Large eye gurnard

Pterygotrigla megalops Fowler, 1938
Max Length
20 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
340–500 m
Climate
Deep-water
Resilience
Medium
Vulnerability
35.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Large eye gurnard (Pterygotrigla megalops), first described by Fowler, 1938 is a medium-sized fish in the family Triglidae (order Perciformes). Adults typically reach 20.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 340 to 500 metres. It occurs in Deep-water waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.

Scientific Name
Pterygotrigla megalops
Authority
Fowler, 1938
Habitat
Marine
Climate
Deep-water
Body Shape
Fusiform / normal
Max Length
20 cm
Depth Range
340–500 m
Trophic Level
3.6
Resilience
Medium
Vulnerability
35.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7 - 8; Dorsal soft rays (total): 12; Anal soft rays: 12; Vertebrae: 26 - 27. This species is distinguished by the following characters: no antrorse AIO spine, long (20-28%SL); pectoral fin reaches just beyond anal fin origin (32-36% SL); eye large (11-15% SL); pterygiophores exposed along base of D1 (large plates including one in advance of first D1 spine) and D2 fins with small spines at ray bases that are directed anteriorly .: fusiform / normal; Cross section: angular.

🌀 Behaviour

Behavioural data for Large eye gurnard is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 340 - 500 m . Deep-water

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.6±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00955 × L3.05 (TL)
Max TL
20cm
Dorsal Spines
8
Dorsal Rays
12
Anal Rays
12
Vertebrae
27

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
35.00/100
Low vulnerability
Trophic Level
3.6
Predator
Body Shape
Fusiform / normal
Climate Zone
Deep-water
Described By
Fowler, 1938

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Dixiphistops megalops Fowler 1938 Synonym
Parapterygotrigla megalops Fowler 1938 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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